77433270050 has 12 divisors (see below), whose sum is σ = 144025882386. Its totient is φ = 30973308000.

The previous prime is 77433270049. The next prime is 77433270077. The reversal of 77433270050 is 5007233477.

It can be written as a sum of positive squares in 3 ways, for example, as 41378475889 + 36054794161 = 203417^2 + 189881^2 .

It is a super-2 number, since 2×77433270050² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 77433269986 and 77433270013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 774332651 + ... + 774332750.

Almost surely, 2^77433270050 is an apocalyptic number.

77433270050 is a deficient number, since it is larger than the sum of its proper divisors (66592612336).

77433270050 is a wasteful number, since it uses less digits than its factorization.

77433270050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1548665413 (or 1548665408 counting only the distinct ones).

The product of its (nonzero) digits is 123480, while the sum is 38.

The spelling of 77433270050 in words is "seventy-seven billion, four hundred thirty-three million, two hundred seventy thousand, fifty".